PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $2.08 |
| PSA 9 | $12.68 |
| PSA 10 | $40.3 |
| BGS 10 | $52 |
| CGC 10 | $24 |
| SGC 10 | $24 |
Market context: PSA 10 premium: 19.4× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-storm-emeralda/pokemon-japanese-storm-emeralda-legendary-marine-trench-72